<!DOCTYPE html>
<html lang="zh">
<head>
  <title>留言反馈</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <link rel="stylesheet" href="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/4.5.0/css/bootstrap.min.css">
</head>
<body>

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <a class="navbar-brand" href="#">Plans</a>
  <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
    <span class="navbar-toggler-icon"></span>
  </button>
  <div class="collapse navbar-collapse" id="navbarNav">
    <ul class="navbar-nav">
      <li class="nav-item active">
        <a class="nav-link" href="index.html">首页 <span class="sr-only">(current)</span></a>
      </li>
      <li class="nav-item">
        <a class="nav-link" href="about.html">关于</a>
      </li>
      <li class="nav-item">
        <a class="nav-link" href="action.html">添加</a>
      </li>
      <li class="nav-item dropdown">
        <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
          更多
        </a>
        <div class="dropdown-menu" aria-labelledby="navbarDropdown">
          <a class="dropdown-item" href="login.html">登录</a>
          <a class="dropdown-item" href="reg.html">注册</a>
          <div class="dropdown-divider"></div>
          <a class="dropdown-item" href="feedback.html">留言&反馈</a>
        </div>
      </li>

    </ul>
  </div>
</nav>
  <div class="container">
    <h3 class="text-center mt-4">留言反馈</h3>

    <form>
      <div class="form-group">
        <label for="name">姓名</label>
        <input type="text" placeholder="填写您的称呼" class="form-control" id="name" name="name" required>
      </div>

      <div class="form-group">
        <label for="email">邮箱</label>
        <input type="email" placeholder="请填写邮件地址" class="form-control" id="email" name="email" required>
      </div>

      <div class="form-group">
        <label for="message">留言内容</label>
        <textarea class="form-control" placeholder="请输入您的留言内容" minlength="10" maxlength="200" id="message" name="message" rows="5" required></textarea>
      </div>

      <div class="text-center">
        <button type="submit" class="btn btn-primary">提交</button>
        <a   class="btn btn-secondary mr-2" href="index.html">返回</a>
      </div>
    </form>
  </div>

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</body>
</html>
